Interactive
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SAT Practice Test

For Students 10th - 12th
In this online, interactive worksheet, students solve ten SAT preparation problems in 12 minutes. The problems vary in difficulty and content.
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Pythagorean Theorem Investigation

For Teachers 8th
Eighth graders investigate the Pythagorean Theorem and practice applying the theorem to various triangles. Finally, in the next lesson in the sequence, 8th graders create a song or a story to help them remember the Pythagorean Theorem.
Lesson Plan
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Geometry Scavenger Hunt

For Teachers 6th - 10th
Pupils use the digital camera, identify geometric shapes (in nature as well as man-made), and gain a better understanding of geometric vocabulary. They search for and recognize geometric shapes in unusual settings
Lesson Plan
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Investigating Soil

For Teachers 4th
Fourth graders swap local soil samples with another school and examine the differences. They research soil properties, identify organisms that live in soil, create and maintain a biome of soil decomposition and design a poster to present...
Lesson Plan
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Angles Lesson Plan

For Teachers 3rd - 5th
Students stud angles, and then play the "What's Your Angle?" game. They complete at least 10 computer generated problems from the Angles Applet.
Lesson Plan
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Geometry in Tessellations

For Teachers All
Students examine tessellations and their geometric properties. Students also develop a better understanding of lines, planes, angles, and polygons.
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Spaghetti Measure

For Teachers 6th - 8th
Students receive a copy of a "Spaghetti Measure" task sheet along with the scoring rubric. Students preview the task and the rubric prior to starting the task. tudeThey determine the circumference of a circle of spaghetti that will...
Lesson Plan
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Our Class Record Book

For Teachers 2nd
Second graders, in groups, prepare a list of proposed record ideas for the class book.
Lesson Plan
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Angles: Angles, Angles, Everywhere

For Teachers 6th - 8th
Students estimate and accurately measure the size of angles communicate with the appropriate geometric terms and symbols to describe and name angles, lines, line segments, rays
Lesson Plan
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CO2 Blow Out!

For Teachers 5th
Fifth graders determine that carbon dioxide is a gas given off during respiration and that oxygent is the gas that is absorbed during respiration. They determine the air capacity of the lungs.
Lesson Plan
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Congruent Triangles - Is This Enough Information?

For Teachers 7th
Seventh graders examine congruence postulates and apply knowledge to triangles in the world around them.
Lesson Plan
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Peak Performance

For Teachers 7th - 12th
Students design and build a car that is capable of traveling across the floor quickly, and also up a steep ramp.
Lesson Plan
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Rice (Gohan) Observations

For Teachers 2nd
Second graders investigate rice or gohan as it's called in Japan in a couple of experiments. They tally the results.
Lesson Plan
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Succeeding at Kite Day

For Teachers 2nd
Second graders design a successful kite for Kite Day.
Lesson Plan
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Reflections

For Teachers 5th
Fifth graders create a reflection of a poygon using a Mira. They discover that a line connecting a vertiex of a polygon and the corresponding vertex of its reflection is perpendicular to the line of reflection. Students create a glide...
Lesson Plan
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The Circle's Measure

For Teachers 3rd - 7th
Students explore circumference and diameter. In this math lesson plan, students apply their knowledge of circumference and diameter to solve mathematical riddles. Students apply this knowledge to find circumference and diameter of...
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Getting Familiar with Fractals

For Teachers 9th - 12th
Students use the Internet to answer lab questions about fractals, and then construct fractals using the initial stage and iteration rule. They complete tables and generate rules for the "nth" term and create their own fractals.
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Models and Algorithms to Solve Multiplication Problems

For Teachers 7th - 9th
Students choose the correct strategy to solve multiplication and division. In this algorithm instructional activity, students use at least two strategies that use properties of operations and estimation. Students also recognize the...
Lesson Plan
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Geometry

For Teachers 9th - 11th
Students are introduced to the basics of Geometry. Using cutout shapes, they identify whether they are polygons by using the properties of polygons. They practice drawing shapes they are going to be using on an everyday basis and...
Worksheet
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Worksheet 22-Fall 1995

For Students 11th - Higher Ed
In this math activity, students examine the graph of the derivative. Then they determine the critical points that correspond to the relative extrema.
Worksheet
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Problem-Solving Application: Use Formulas: Practice

For Students 3rd - 4th
In this formula worksheet, students use formulas to solve 5 word problems, showing their work. Houghton Mifflin text is referenced.
Lesson Plan
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Figuring Elapsed Time

For Teachers 6th - 7th
Students discover the concept of elapsed time. In this calculating time lesson, students utilize the Internet to complete record sheets based on the concept of elapsed time. Finally, the students answer questions on their own.
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Round The Track

For Teachers 4th
Fourth graders develop problem solving skills while learning to measure an athletic track. The focus upon logic and reasoning is helpful for all types of science and math calculations.
Lesson Plan
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Too Many Tamales

For Teachers 2nd - 4th
Pupils investigate Mexican holiday celebrations and compare them to American Christmas holidays. They conduct a Mexican Christmas Scavenger Hunt. The activity uses a streaming video in order to engage students in the main objectives.

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